Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757356AbZFWUqw (ORCPT ); Tue, 23 Jun 2009 16:46:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755102AbZFWUqn (ORCPT ); Tue, 23 Jun 2009 16:46:43 -0400 Received: from mx2.redhat.com ([66.187.237.31]:42117 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754532AbZFWUqn (ORCPT ); Tue, 23 Jun 2009 16:46:43 -0400 Message-ID: <4A413F9D.1080303@redhat.com> Date: Tue, 23 Jun 2009 16:48:29 -0400 From: Masami Hiramatsu User-Agent: Thunderbird 2.0.0.21 (X11/20090320) MIME-Version: 1.0 To: Andi Kleen CC: Ingo Molnar , Ananth N Mavinakayanahalli , lkml , "H. Peter Anvin" , Frederic Weisbecker , Jim Keniston , Srikar Dronamraju , Christoph Hellwig , Steven Rostedt , Anders Kaseorg , Tim Abbott , systemtap , DLE Subject: Re: [RFC][ PATCH -tip v2 0/7] kprobes: Kprobes jump optimization support References: <20090622212255.5384.53732.stgit@localhost.localdomain> <87vdmn179n.fsf@basil.nowhere.org> <4A40DDAD.6020202@redhat.com> <87bpoe29jo.fsf@basil.nowhere.org> <4A4110A3.2060808@redhat.com> <20090623203738.GG6760@one.firstfloor.org> In-Reply-To: <20090623203738.GG6760@one.firstfloor.org> X-Enigmail-Version: 0.95.7 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1000 Lines: 41 Andi Kleen wrote: > On Tue, Jun 23, 2009 at 01:28:03PM -0400, Masami Hiramatsu wrote: >> Hmm, would you know what is the actual name of that section and option? > > -freorder-blocks-and-partition > > .text.unlikely Thanks, > >> I think another possible solution is decoding those sections and >> black-listing the target functions when making vmlinux or loading >> modules. > > Note that this can be pretty much all functions if you're unlucky. Sure, in that case, I have two options; - Disable above option by kconfig. - Black-listing the target addresses, instead of functions. Thank you, > > -Andi > -- Masami Hiramatsu Software Engineer Hitachi Computer Products (America), Inc. Software Solutions Division e-mail: mhiramat@redhat.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/